· The new GPT-7500 series total stations are the most advanced, state-of-the-art technology available for the professional surveyor. Powerful? How about its 400MHz Intel processor running Windows CE, or the unprecedented 2000 meter non-prism range. That is 4 times longer than some competitors. And the on-board TopSURV software quickly and easily guides you through the most demanding field applications.GPT-7500 Features:Longest non-prism range – now 2000 meters; with 350 meter range to almost any surface